installation of 19 water height measuring stations to allow monitoring of the levels of the Rhone and its various arms, and their communication with the supervisor set up elsewhere by the SYMADREM

supply, installation and start-up of 19 limnimetric stations (water level measurements by piezo or radar probe, communication to supervisor, limnimetric scale depending on the stations) on the Rhone, the Petit Rhône and the Greater Rhone between Beaucaire/Tarascon and the sea.the services are divided into 6 tranches፦ firm section: Supply, establishment and commissioning of fourteen stations; - optional tranche 1: Provision, installation and commissioning of station Prd297.3 Pont de Saint-Gilles, - optional tranche 2: Provision, implementation and commissioning of station Grd315 Chamone, - optional band 3: Supply, installation and commissioning of the station Grg293 Grand Mollégès, - optional tranche no. 4: Provision, implementation and commissioning of Prg306.5 Station Albaron, - optional tranche 5: Provision, implementation and commissioning of Grgmer Port-Saint-Louis Mer station